James Roy Crabb (August 23, 1890 – March 30, 1940) was a Major League Baseball pitcher. He pitched part of one season, 1912, in the majors. He made his major league debut in August for the Chicago White Sox, and ten days later his contract was sold to the Philadelphia Athletics, where he finished the season. Crabb worked as a painter for the nine years prior to his premature death at age 49 of lung cancer.
Roy Crabb
| Given name: | James Roy Crabb |
| Nicknames: | None |
| Primary Pos: | Pitcher |
| Hght/Wght: | 5'11" / 160 lbs |
| Bats/Throws: | R / R |
| Born: | Aug 23, 1890 in Monticello, IA |
| Died: | Mar 30, 1940 in Lewistown, MT (49 years old) |
| Debut: | Aug 10, 1912 |